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annotate sbin/ftjail @ 277:0da26750b6fb

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FIX: Explicitely return 0 in the non-error case becsue getopts sometime determines the result value instead
author Franz Glasner <fzglas.hg@dom66.de>
date Sat, 17 Sep 2022 18:57:28 +0200
parents 570363928b13
children a6c9eb25ae81
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1 #!/bin/sh
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2 # -*- indent-tabs-mode: nil; -*-
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3 #:
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4 #: A very minimal BSD Thin Jail management tool.
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5 #:
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6 #: :Author: Franz Glasner
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7 #: :Copyright: (c) 2022 Franz Glasner.
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8 #: All rights reserved.
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9 #: :License: BSD 3-Clause "New" or "Revised" License.
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10 #: See LICENSE for details.
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11 #: If you cannot find LICENSE see
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12 #: <https://opensource.org/licenses/BSD-3-Clause>
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13 #: :ID: @(#)@@PKGORIGIN@@ $HGid$
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14 #:
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15
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16 set -eu
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18 VERSION="@@VERSION@@"
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19
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20 USAGE='
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21 USAGE: ftjail [ OPTIONS ] COMMAND [ COMMAND OPTIONS ] [ ARG ... ]
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22
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23 OPTIONS:
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24
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25 -V Print the program name and version number to stdout and exit
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26
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27 -h Print this help message to stdout and exit
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28
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29 COMMANDS:
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30
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31 datasets-tmpl [OPTIONS] PARENT-BASE PARENT-SKELETON NAME
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32
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33 Create the ZFS template datasets, i.e. the ro base and the rw
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34 skeleton to be used within thin jails jails
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36 PARENT-BASE and PARENT-SKELETON must exist already and NAME must
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37 not exist.
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39 The datasets will not be mounted.
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40
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41 -L Create dataset properties optimized for employing a
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42 "skeleton" subdirectory
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43 -P Create dataset properties optimized for direct mounts
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44 of skeleton children over an already mounted base
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45
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46 mount-tmpl [ OPTIONS ] BASE-RO SKELETON-RW MOUNTPOINT
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47
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48 Canonically mount the RO base and the RW skeleton into MOUNTPOINT and
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49 MOUNTPOINT/skeleton
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51 -L Mount the skeleton into a "skeleton" subdirectory
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52 -P Mount the skeleton directly over the base
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53 -n Do not really mount but show what would be mounted where
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54 -u Alias of -n
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55
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56 umount-tmpl BASE-RO SKELETON-RW
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57
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58 Unmount mounted datasets BASE-RO and SKELETON-RW
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60 interlink-tmpl MOUNTPOINT
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62 Create symbolic links between the RO base and the RW skeleton.
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63 Base and skeleton must be canonically mounted already.
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65 populate [ OPTIONS ] MOUNTPOINT BASETXZ
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66
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67 Populate the directory in MOUNTPOINT with the base system in BASETXZ
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69 -L Populate having a "skeleton" subdirectory within the mountpoint
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70 -P Populate directly into the mountpoint
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72 snapshot-tmpl BASE-RO SKELETON-RW SNAPSHOT-NAME
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73
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74 copy-skel [ OPTIONS ] SOURCE-DS SNAPSHOT-NAME TARGET-DS
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75
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76 -A Set "canmount=noauto" for all datasets in the target dataset
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77 -L Copy dataset properties optimized for employing a
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78 "skeleton" subdirectory
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79 -M MOUNTPOINT Set the "mountpoint" property for the TARGET-DS to
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80 MOUNTPOINT (children will inherit it)
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81 -P Copy dataset properties optimized for direct mounts
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82 of skeleton children over an already mounted base
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83 -u Do not mount the target dataset automatically
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84
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85 ENVIRONMENT:
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86
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87 All environment variables that affect "zfs" are effective also.
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88
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89 DESCRIPTION:
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90
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91 All commands with the exception of "populate" require ZFS as
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92 filesystem.
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93 '
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94
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95 # Reset to standard umask
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96 umask 0022
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98
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99 #
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100 # Ensure that no options are given
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101 #
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102 _ensure_no_options() {
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103 local _opt
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104
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105 while getopts ":" _opt ; do
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106 [ "${_opt}" = '?' ] && { echo "ERROR: no option allowed" 1>&2; exit 2; }
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107 done
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108 return 0
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109 }
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112 _get_dataset_for_mountpoint() {
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113 : 'Use `mount -t zfs -p` to determine the ZFS dataset for a given mountpoint.
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115 '
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116 local _mountpoint
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118 local _ds _mount _rest
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120 _mountpoint="$1"
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122 mount -t zfs -p \
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123 | {
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124 while IFS=' '$'\t' read -r _ds _mount _rest ; do
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125 if [ "$_mount" = "$_mountpoint" ]; then
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126 echo "${_ds}"
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127 return 0
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128 fi
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129 done
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130 return 1
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131 }
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132 }
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133
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134
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135 #
236
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136 # PARENT-BASE NAME DRY-RUN
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137 #
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138 command_datasets_tmpl_base() {
246
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139 local _p_base _name
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140
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141 local _opt_dry_run
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142
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143 local _ds_base _opt
236
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144
246
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145 _opt_dry_run=""
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146 while getopts "nu" _opt ; do
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147 case ${_opt} in
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148 n|u)
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149 _opt_dry_run="yes"
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150 ;;
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151 \?|:)
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152 return 2;
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153 ;;
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154 esac
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155 done
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156 shift $((OPTIND-1))
248
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157 OPTIND=1
245
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158
236
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159 _p_base="${1-}"
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160 _name="${2-}"
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161
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162 if [ -z "${_p_base}" ]; then
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163 echo "ERROR: no parent dataset for base given" >&2
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164 return 2
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165 fi
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166 if [ -z "${_name}" ]; then
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167 echo "ERROR: no name given" >&2
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168 return 2
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169 fi
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170
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diff changeset
171 if ! zfs list -H -o mountpoint -t filesystem "${_p_base}" >/dev/null 2>/dev/null; then
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172 echo "ERROR: parent dataset \`${_p_base}' does not exist" >&2
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173 return 1
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174 fi
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diff changeset
175 _ds_base="${_p_base}/${_name}"
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diff changeset
176 if zfs list -H -o mountpoint -t filesystem "${_ds_base}" >/dev/null 2>/dev/null; then
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177 echo "ERROR: dataset \`${_ds_base}' does already exist" >&2
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178 return 1
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179 fi
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180
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181
246
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182 [ "${_opt_dry_run}" = "yes" ] && return 0
236
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diff changeset
183
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diff changeset
184 echo "Creating RO base datasets in:"
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185 printf "\\t%s\\n" "${_ds_base}"
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diff changeset
186
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187 zfs create -u -o canmount=noauto "${_ds_base}"
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diff changeset
188
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189 }
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diff changeset
190
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diff changeset
191
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192 #
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193 # SKELETON NAME DRY-RUN
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194 #
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195 command_datasets_tmpl_skel() {
246
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diff changeset
196 local _p_base _name
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diff changeset
197
253
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diff changeset
198 local _opt_dry_run _opt_symlink
246
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199
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diff changeset
200 local _ds_skel _child _child_zfsopts _opt
236
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diff changeset
201
246
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diff changeset
202 _opt_dry_run=""
253
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diff changeset
203 _opt_symlink=""
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diff changeset
204
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diff changeset
205 while getopts "LPnu" _opt ; do
246
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diff changeset
206 case ${_opt} in
253
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diff changeset
207 L)
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diff changeset
208 _opt_symlink="yes"
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diff changeset
209 ;;
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diff changeset
210 P)
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diff changeset
211 _opt_symlink="no"
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diff changeset
212 ;;
246
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diff changeset
213 n|u)
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214 _opt_dry_run="yes"
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diff changeset
215 ;;
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diff changeset
216 \?|:)
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diff changeset
217 return 2;
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diff changeset
218 ;;
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diff changeset
219 esac
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diff changeset
220 done
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diff changeset
221 shift $((OPTIND-1))
248
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parents: 247
diff changeset
222 OPTIND=1
245
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diff changeset
223
253
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diff changeset
224 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
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diff changeset
225
236
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diff changeset
226 _p_skel="${1-}"
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diff changeset
227 _name="${2-}"
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diff changeset
228
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diff changeset
229 if [ -z "${_p_skel}" ]; then
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parents: 235
diff changeset
230 echo "ERROR: no parent dataset for skeleton given" >&2
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diff changeset
231 return 2
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diff changeset
232 fi
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diff changeset
233 if [ -z "${_name}" ]; then
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parents: 235
diff changeset
234 echo "ERROR: no name given" >&2
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parents: 235
diff changeset
235 return 2
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parents: 235
diff changeset
236 fi
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parents: 235
diff changeset
237
238
9b0d83703a28 FIX: Bogus keyword shortcut error: wrong copy-paste text in script
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parents: 237
diff changeset
238 if ! zfs list -H -o mountpoint -t filesystem "${_p_skel}" >/dev/null 2>/dev/null; then
236
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parents: 235
diff changeset
239 echo "ERROR: parent dataset \`${_p_skel}' does not exist" >&2
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diff changeset
240 return 1
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parents: 235
diff changeset
241 fi
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diff changeset
242 _ds_skel="${_p_skel}/${_name}"
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parents: 235
diff changeset
243 if zfs list -H -o mountpoint -t filesystem "${_ds_skel}" >/dev/null 2>/dev/null; then
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parents: 235
diff changeset
244 echo "ERROR: dataset \`${_ds_skel}' does already exist" >&2
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parents: 235
diff changeset
245 return 1
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parents: 235
diff changeset
246 fi
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parents: 235
diff changeset
247
246
bdee72ff7dbd Some subcommands now support options properly
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parents: 245
diff changeset
248 [ "${_opt_dry_run}" = "yes" ] && return 0
236
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parents: 235
diff changeset
249
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diff changeset
250 echo "Creating RW skeleton datasets in:"
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parents: 235
diff changeset
251 printf "\\t%s\\n" "${_ds_skel}"
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parents: 235
diff changeset
252
253
590007b0e902 Implement "-L" and "-P" for "datasets-tmpl" to allow for different ZFS props
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parents: 252
diff changeset
253 if [ "${_opt_symlink}" = "yes" ]; then
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254 # In this case the skeleton root needs to be mounted into a "skeleton" subdir
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255 zfs create -u -o canmount=noauto "${_ds_skel}"
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256 else
256
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257 # Only children are to be mounted
253
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258 zfs create -u -o canmount=off "${_ds_skel}"
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259 fi
256
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260 # "usr" is only a container holding "usr/local"
236
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261 zfs create -u -o canmount=off "${_ds_skel}/usr"
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262 #
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263 # XXX FIXME: What about usr/ports/distfiles
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264 # We typically want to use binary packages.
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265 # And if we use ports they are not in usr/ports typically.
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266 #
239
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267 #zfs create -u -o canmount=off "${_ds_skel}/usr/ports"
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268 #
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269 # XXX FIXME: What about home
237
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270 #
239
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271 for _child in etc home root tmp usr/local var ; do
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272 case "${_child}" in
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273 "tmp"|"var/tmp")
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274 _child_zfsopts="-o sync=disabled -o setuid=off"
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275 ;;
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276 "home")
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277 _child_zfsopts="-o setuid=off"
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278 ;;
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279 "usr/ports/distfiles")
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280 _child_zfsopts="-o exec=off -o setuid=off -o compression=off -o primarycache=metadata"
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281 ;;
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282 "var/mail")
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283 _child_zfsopts="-o atime=on -o exec=off -o setuid=off"
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284 ;;
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285 *)
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286 _child_zfsopts=""
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287 ;;
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288 esac
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289 zfs create -u -o canmount=noauto ${_child_zfsopts} "${_ds_skel}/${_child}"
236
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290 done
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291 }
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292
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293
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294 #
235
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295 # "datasets-tmpl" -- create the ZFS dataset tree
233
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296 #
234
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297 # PARENT-BASE PARENT-SKELETON NAME
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298 #
235
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299 command_datasets_tmpl() {
233
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300 # parent ZFS dataset -- child ZFS dataset name
234
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301 local _p_base _p_skel _name
253
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302 local _opt_symlink
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303
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304 local _ds_base _ds_skel _opt
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305
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306 _opt_symlink=""
234
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307
253
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308 while getopts "LP" _opt ; do
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309 case ${_opt} in
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310 L)
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311 _opt_symlink="-L"
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312 ;;
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313 P)
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314 _opt_symlink="-P"
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315 ;;
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316 \?)
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317 return 2;
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318 ;;
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319 esac
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320 done
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321 shift $((OPTIND-1))
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322 OPTIND=1
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323
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324 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
245
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325
236
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326 _p_base="${1-}"
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327 _p_skel="${2-}"
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328 _name="${3-}"
234
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329
236
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330 # Check preconditions
246
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331 command_datasets_tmpl_base -n "${_p_base}" "${_name}" || return
253
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332 command_datasets_tmpl_skel -n ${_opt_symlink} "${_p_skel}" "${_name}" || return
236
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333
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334 # Really do it
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335 command_datasets_tmpl_base "${_p_base}" "${_name}" || return
253
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336 command_datasets_tmpl_skel ${_opt_symlink} "${_p_skel}" "${_name}" || return
235
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diff changeset
337 return 0
233
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338 }
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339
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340
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341 #
242
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342 # "populate-tmpl" -- populate the datasets with content from a FreeBSD base.txz
233
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343 #
242
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344 # command_populate_tmpl mountpoint basetxz
233
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345 #
242
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346 command_populate_tmpl() {
233
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347 # MOUNTPOINT -- base.txz
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348 local _mp _basetxz
249
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349 local _opt_symlink
233
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350
249
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351 local _opt _dir
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352
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353 _opt_symlink=""
242
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354
249
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355 while getopts "LP" _opt ; do
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356 case ${_opt} in
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357 L)
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358 _opt_symlink="yes"
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359 ;;
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360 P)
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361 _opt_symlink="no"
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362 ;;
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363 \?)
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364 return 2;
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365 ;;
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366 esac
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367 done
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368 shift $((OPTIND-1))
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369 OPTIND=1
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370
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371 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
245
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372
242
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373 _mp="${1-}"
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374 _basetxz="${2-}"
233
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375
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376 if [ -z "${_mp}" ]; then
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diff changeset
377 echo "ERROR: no mountpoint given" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
378 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
379 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
380 if [ -z "${_basetxz}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
381 echo "ERROR: no base.txz given" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
382 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
383 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
384 if [ ! -d "${_mp}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
385 echo "ERROR: mountpoint \`${_mp}' does not exist" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
386 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
387 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
388 if [ ! -r "${_basetxz}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
389 echo "ERROR: file \`${_basetxz}' is not readable" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
390 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
391 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
392
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
393 if [ "${_opt_symlink}" = "yes" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
394 echo "Extracting RO base ..."
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
395 tar -C "${_mp}" --exclude=./etc --exclude=./root --exclude=./tmp --exclude=./usr/local --exclude=./var --no-safe-writes -xJp -f "${_basetxz}" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
396 # "home" is not part of base
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
397 for _dir in etc root tmp usr/local var ; do
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
398 echo "Extracting RW skeleton: ${_dir} ..."
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
399 tar -C "${_mp}/skeleton" --include="./${_dir}" --exclude=./root/.cshrc --exclude=./root/.profile -xJp -f "${_basetxz}" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
400 done
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
401 # In the original archive they are archived as hardlinks: make proper symlinks here
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
402 (cd "${_mp}/skeleton/root" && ln -s ../../.profile .profile) || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
403 (cd "${_mp}/skeleton/root" && ln -s ../../.cshrc .cshrc) || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
404 else
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
405 echo "Extracting base ..."
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
406 tar -C "${_mp}" --exclude=./root/.cshrc --exclude=./root/.profile --no-safe-writes -xJp -f "${_basetxz}" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
407 # In the original archive they are archived as hardlinks: make proper symlinks here
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
408 (cd "${_mp}/root" && ln -s ../.profile .profile) || return
251
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
409 (cd "${_mp}/root" && ln -s ../.cshrc .cshrc) || return
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
410 fi
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
411
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
412 find "${_mp}/boot" -type f -delete || true
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
413 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
414
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
415
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
416 #
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
417 # _do_mount dataset mountpoint dry-run mount-natural childs-only
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
418 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
419 _do_mount() {
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
420 local _dsname _mountpoint _dry_run _mount_natural _childs_only
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
421
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
422 local _name _mp _canmount _mounted
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
423 local _rootds_mountpoint _relative_mp _real_mp
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
424
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
425 _dsname="${1}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
426 _mountpoint="${2}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
427 _dry_run="${3}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
428 _mount_natural="${4}"
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
429 _childs_only="${5}"
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
430
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
431 if [ -z "${_dsname}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
432 echo "ERROR: no dataset given" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
433 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
434 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
435
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
436 _rootds_mountpoint="$(zfs list -H -o mountpoint -t filesystem "${_dsname}")" || \
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
437 { echo "ERROR: root dataset \`${_dsname}' does not exist" >&2; return 1; }
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
438
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
439 if [ -z "${_mountpoint}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
440 if [ "${_mount_natural}" = "yes" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
441 _mountpoint="${_rootds_mountpoint}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
442 else
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
443 echo "ERROR: no mountpoint given" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
444 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
445 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
446 else
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
447 if [ "${_mount_natural}" = "yes" ]; then
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
448 echo "ERROR: Cannot have a custom mountpoint when mount-natural is activated" >&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
449 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
450 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
451 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
452
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
453 # Eventually remove a trailing slash
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
454 _mountpoint="${_mountpoint%/}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
455 if [ -z "${_mountpoint}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
456 echo "ERROR: would mount over the root filesystem" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
457 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
458 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
459
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
460 zfs list -H -o name,mountpoint,canmount,mounted -s mountpoint -t filesystem -r "${_dsname}" \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
461 | {
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
462 while IFS=$'\t' read -r _name _mp _canmount _mounted ; do
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
463 # Skip filesystems that are already mounted
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
464 [ "${_mounted}" = "yes" ] && continue
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
465 # Skip filesystems that must not be mounted
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
466 [ "${_canmount}" = "off" ] && continue
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
467 case "${_mp}" in
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
468 "none"|"legacy")
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
469 # Do nothing for filesystem with unset or legacy mountpoints
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
470 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
471 "${_rootds_mountpoint}"|"${_rootds_mountpoint}/"*)
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
472 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
473 # Handle only mountpoints that have a mountpoint below
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
474 # the parent datasets mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
475 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
476
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
477 # Determine the mountpoint relative to the parent mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
478 _relative_mp="${_mp#${_rootds_mountpoint}}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
479 # Eventually remove a trailing slash
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
480 _relative_mp="${_relative_mp%/}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
481 # The real effective full mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
482 _real_mp="${_mountpoint}${_relative_mp}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
483
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
484 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
485 # Consistency and sanity check: computed real mountpoint must
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
486 # be equal to the configured mountpoint when no custom mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
487 # is given.
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
488 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
489 if [ "${_mount_natural}" = "yes" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
490 if [ "${_real_mp}" != "${_mp}" ]; then
248
0b5dbf394aa2 FIX: echo 2>&1 is not intended: use 1>&2 instead
Franz Glasner <fzglas.hg@dom66.de>
parents: 247
diff changeset
491 echo "ERROR: mountpoint mismatch" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
492 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
493 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
494 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
495
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
496 if [ \( "${_childs_only}" = "yes" \) -a \( "${_name}" = "${_dsname}" \) ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
497 echo "Skipping ${_name} because mounting childs only" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
498 else
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
499 if [ "${_dry_run}" = "yes" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
500 echo "Would mount ${_name} on ${_real_mp}"
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
501 else
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
502 mkdir -p "${_real_mp}" 1> /dev/null 2> /dev/null || \
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
503 { echo "ERROR: cannot create mountpoint ${_real_mp}" 1>&2; return 1; }
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
504 echo "Mounting ${_name} on ${_real_mp}"
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
505 mount -t zfs "${_name}" "${_real_mp}" || return 1
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
506 fi
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
507 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
508 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
509 *)
248
0b5dbf394aa2 FIX: echo 2>&1 is not intended: use 1>&2 instead
Franz Glasner <fzglas.hg@dom66.de>
parents: 247
diff changeset
510 echo "Skipping ${_name} because its configured ZFS mountpoint is not relative to given root dataset" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
511 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
512 esac
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
513 done
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
514
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
515 return 0
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
516 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
517 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
518
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
519
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
520 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
521 # "mount-tmpl" -- recursively mount a base and skeleton datasets including subordinate datasets
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
522 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
523 # command_mount_tmpl base-ro skeleton-rw mountpoint
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
524 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
525 command_mount_tmpl() {
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
526 local _ds_base _ds_skel _mountpoint
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
527 local _opt_dry_run _opt_symlink
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
528
246
bdee72ff7dbd Some subcommands now support options properly
Franz Glasner <fzglas.hg@dom66.de>
parents: 245
diff changeset
529 local _opt
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
530
244
6e632f459818 Rename "_dry_run" to the more proper "_opt_dry_run"
Franz Glasner <fzglas.hg@dom66.de>
parents: 243
diff changeset
531 _opt_dry_run=""
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
532 _opt_symlink=""
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
533
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
534 while getopts "LPnu" _opt ; do
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
535 case ${_opt} in
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
536 L)
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
537 _opt_symlink="yes"
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
538 ;;
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
539 P)
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
540 _opt_symlink="no"
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
541 ;;
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
542 n|u)
244
6e632f459818 Rename "_dry_run" to the more proper "_opt_dry_run"
Franz Glasner <fzglas.hg@dom66.de>
parents: 243
diff changeset
543 _opt_dry_run="yes"
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
544 ;;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
545 \?|:)
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
546 return 2;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
547 ;;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
548 esac
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
549 done
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
550 shift $((OPTIND-1))
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
551 OPTIND=1
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
552
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
553 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
554
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
555 _ds_base="${1-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
556 _ds_skel="${2-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
557 _mountpoint="${3-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
558
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
559 _do_mount "${_ds_base}" "${_mountpoint}" "${_opt_dry_run}" "" "" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
560 if [ "${_opt_symlink}" = "yes" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
561 if [ "${_opt_dry_run}" != "yes" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
562 if [ ! -d "${_mountpoint}/skeleton" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
563 mkdir "${_mountpoint}/skeleton" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
564 fi
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
565 fi
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
566 _do_mount "${_ds_skel}" "${_mountpoint}/skeleton" "${_opt_dry_run}" "" "" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
567 else
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
568 _do_mount "${_ds_skel}" "${_mountpoint}" "${_opt_dry_run}" "" "yes" || return
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
569 fi
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
570
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
571 return 0
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
572 }
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
573
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
574
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
575 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
576 # _do_umount dataset
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
577 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
578 _do_umount() {
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
579 local _dsname
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
580
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
581 local _name _mp _rest
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
582 local _rootds_mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
583
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
584 _dsname="${1}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
585 [ -z "${_dsname}" ] && { echo "ERROR: no dataset given" >&2; return 2; }
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
586
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
587 # Just determine whether the given dataset name exists
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
588 _rootds_mountpoint="$(zfs list -H -o mountpoint -t filesystem "${_dsname}")" || \
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
589 { echo "ERROR: dataset not found" >&2; return 1; }
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
590
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
591 mount -t zfs -p \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
592 | grep -E "^${_dsname}(/|\s)" \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
593 | sort -n -r \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
594 | {
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
595 while IFS=' '$'\t' read -r _name _mp _rest ; do
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
596 echo "Umounting ${_name} on ${_mp}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
597 umount "${_mp}" || return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
598 done
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
599 return 0
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
600 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
601 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
602
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
603
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
604 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
605 # "umount-tmpl" -- umount skeleton and base datasets
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
606 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
607 # command_umount_tmpl ds-base ds-skeleton
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
608 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
609 command_umount_tmpl() {
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
610 local _ds_base _ds_skel
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
611
245
61861d36758c Ensure that no options are really given when no options are allowed
Franz Glasner <fzglas.hg@dom66.de>
parents: 244
diff changeset
612 _ensure_no_options "$@"
61861d36758c Ensure that no options are really given when no options are allowed
Franz Glasner <fzglas.hg@dom66.de>
parents: 244
diff changeset
613
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
614 _ds_base="${1-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
615 _ds_skel="${2-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
616
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
617 [ -z "${_ds_base}" ] && { echo "ERROR: no RO base dataset given" >&2; return 2; }
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
618 [ -z "${_ds_skel}" ] && { echo "ERROR: no RW skeleton dataset given" >&2; return 2; }
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
619
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
620 _do_umount "${_ds_skel}" || return
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
621 _do_umount "${_ds_base}" || return
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
622
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
623 return 0
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
624 }
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
625
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
626
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
627 #
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
628 # "interlink-tmpl" -- create links from base to skeleton
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
629 #
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diff changeset
630 # command_interlink_tmpl mountpint
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diff changeset
631 #
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diff changeset
632 command_interlink_tmpl() {
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diff changeset
633 local _mountpoint
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diff changeset
634
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diff changeset
635 local _dir _dirpart _basepart
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diff changeset
636
245
61861d36758c Ensure that no options are really given when no options are allowed
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diff changeset
637 _ensure_no_options "$@"
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diff changeset
638
242
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diff changeset
639 _mountpoint="${1-}"
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diff changeset
640
248
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diff changeset
641 [ -z "${_mountpoint}" ] && { echo "ERROR: no mountpoint given" 1>&2; return 2; }
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diff changeset
642 [ -d "${_mountpoint}" ] || { echo "ERROR: mountpoint \`${_mountpoint}' does not exist" 1>&2; return 1; }
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643 [ -d "${_mountpoint}/skeleton" ] || { echo "WARNING: skeleton is not mounted at \`${_mountpoint}/skeleton'" 1>&2; }
242
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diff changeset
644
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
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diff changeset
645 for _dir in etc home root tmp usr/local var ; do
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diff changeset
646 case "${_dir}" in
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diff changeset
647 "usr/local")
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diff changeset
648 _dirpart="$(dirname "${_dir}")"
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649 _basepart="$(basename "${_dir}")"
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650 [ -d "${_mountpoint}/${_dirpart}" ] || mkdir "${_mountpoint}/${_dirpart}" || return
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diff changeset
651 ( cd "${_mountpoint}/${_dirpart}" && ln -s "../skeleton/${_dir}" "${_basepart}" ) || return
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diff changeset
652 ;;
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diff changeset
653 *)
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diff changeset
654 ( cd "${_mountpoint}" && ln -s "skeleton/${_dir}" "${_dir}" ) || return
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diff changeset
655 ;;
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diff changeset
656 esac
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diff changeset
657 done
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diff changeset
658 return 0
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diff changeset
659 }
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diff changeset
660
251
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diff changeset
661 #:
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diff changeset
662 #: Create a snapshot for a dataset and all of its children.
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diff changeset
663 #:
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diff changeset
664 #: Args:
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diff changeset
665 #: $1: the datasets
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diff changeset
666 #: $2: the name of the snapshot
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diff changeset
667 #:
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diff changeset
668 _do_snapshot() {
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diff changeset
669 local _ds _snap_name
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diff changeset
670
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diff changeset
671 _ds="${1}"
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diff changeset
672 _snap_name="${2}"
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diff changeset
673
254
39268cba8c46 FIX: Error handling
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diff changeset
674 [ -z "${_ds}" ] && { echo "ERROR: no dataset given" 1>&2; return 2; }
39268cba8c46 FIX: Error handling
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diff changeset
675 [ -z "${_snap_name}" ] && { echo "ERROR: no snapshot name given" 1>&2; return 2; }
39268cba8c46 FIX: Error handling
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diff changeset
676
251
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
677 if ! zfs list -H -o name -t filesystem "${_ds}" 1> /dev/null 2> /dev/null ; then
254
39268cba8c46 FIX: Error handling
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diff changeset
678 echo "ERROR: parent dataset \`${_ds}' does not exist or is not available" 1>&2
251
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diff changeset
679 return 1
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diff changeset
680 fi
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diff changeset
681
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
682 zfs snapshot -r "${_ds}@${_snap_name}" || return
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diff changeset
683 }
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diff changeset
684
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
685
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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parents: 250
diff changeset
686 #:
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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parents: 250
diff changeset
687 #: Implement the "snapshot-tmpl" command
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Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
688 #:
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
689 command_snapshot_tmpl() {
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
690 local _ds_base _ds_skel _snap_name
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
691
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
692 _ensure_no_options "$@"
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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parents: 250
diff changeset
693
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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parents: 250
diff changeset
694 _ds_base="${1-}"
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
695 _ds_skel="${2-}"
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
696 _snap_name="${3-}"
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
697
254
39268cba8c46 FIX: Error handling
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diff changeset
698 # Here extra checks because of better error messages possible
39268cba8c46 FIX: Error handling
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
699 [ -z "${_ds_base}" ] && { echo "ERROR: no RO base dataset name given" 1>&2; return 2; }
39268cba8c46 FIX: Error handling
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parents: 253
diff changeset
700 [ -z "${_ds_skel}" ] && { echo "ERROR: no RW skeleton dataset name given" 1>&2; return 2; }
251
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
701
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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parents: 250
diff changeset
702 _do_snapshot "${_ds_base}" "${_snap_name}" || return
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
703 _do_snapshot "${_ds_skel}" "${_snap_name}" || return
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
704 return 0
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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parents: 250
diff changeset
705 }
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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parents: 250
diff changeset
706
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
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diff changeset
707
256
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
708 #:
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
709 #: Implementation of "copy-skel"
68f091c9524a Command "copy-skel" implemented
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diff changeset
710 #:
68f091c9524a Command "copy-skel" implemented
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diff changeset
711 command_copy_skel() {
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diff changeset
712 local _ds_source _snapshot_name _ds_target
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
713 local _opt_symlink _opt_nomount _opt_canmount _opt_mountpoint
256
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
714
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
715 local _opt _name _relative_name _root_canmount
256
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
716
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
717 _opt_symlink=""
68f091c9524a Command "copy-skel" implemented
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diff changeset
718 _opt_nomount=""
68f091c9524a Command "copy-skel" implemented
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diff changeset
719 _opt_canmount="-o canmount=on"
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
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diff changeset
720 _opt_mountpoint=""
256
68f091c9524a Command "copy-skel" implemented
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diff changeset
721
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
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parents: 256
diff changeset
722 while getopts "ALM:Pu" _opt ; do
256
68f091c9524a Command "copy-skel" implemented
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diff changeset
723 case ${_opt} in
68f091c9524a Command "copy-skel" implemented
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diff changeset
724 A)
68f091c9524a Command "copy-skel" implemented
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diff changeset
725 _opt_canmount="-o canmount=noauto"
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
726 ;;
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
727 L)
68f091c9524a Command "copy-skel" implemented
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diff changeset
728 _opt_symlink="yes"
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
729 ;;
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
730 M)
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
731 _opt_mountpoint="${OPTARG}"
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
732 ;;
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
733 P)
68f091c9524a Command "copy-skel" implemented
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diff changeset
734 _opt_symlink="no"
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
735 ;;
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
736 u)
68f091c9524a Command "copy-skel" implemented
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diff changeset
737 _opt_nomount="-u"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
738 ;;
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
739 \?)
68f091c9524a Command "copy-skel" implemented
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diff changeset
740 return 2;
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
741 ;;
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
742 esac
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
743 done
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
744 shift $((OPTIND-1))
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
745 OPTIND=1
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
746
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
747 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
748
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
749 _ds_source="${1-}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
750 _snapshot_name="${2-}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
751 _ds_target="${3-}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
752
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
753 [ -z "${_ds_source}" ] && { echo "ERROR: no source given" 1>&2; return 2; }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
754 [ -z "${_snapshot_name}" ] && { echo "ERROR: no snapshot name given" 1>&2; return 2; }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
755 [ -z "${_ds_target}" ] && { echo "ERROR: no target given" 1>&2; return 2; }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
756
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
757 zfs list -r -t all -o name "${_ds_source}" \
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
758 | {
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
759 while IFS=$'\t' read -r _name ; do
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
760 if [ "${_name}" = "${_name%@*}@${_snapshot_name}" ]; then
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
761 echo "FOUND: $_name"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
762 # Determine the relative name of the dataset
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
763 _relative_name="${_name#${_ds_source}}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
764 _relative_name="${_relative_name%@*}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
765 echo " -> $_relative_name"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
766 if [ -z "${_relative_name}" ]; then
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
767 # root
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
768 if [ "${_opt_symlink}" = "yes" ]; then
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
769 _root_canmount="${_opt_canmount}"
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
770 else
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
771 _root_canmount="-o canmount=off"
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
772 fi
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
773 if [ -n "${_opt_mountpoint}" ]; then
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
774 zfs send -Lec -p -v "${_name}" | zfs receive ${_opt_nomount} -v ${_root_canmount} -o "mountpoint=${_opt_mountpoint}" "${_ds_target}${_relative_name}"
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
775 else
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
776 zfs send -Lec -p -v "${_name}" | zfs receive ${_opt_nomount} -v ${_root_canmount} -x mountpoint "${_ds_target}${_relative_name}"
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
777 fi
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
778 else
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
779 # child
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
780 if [ "${_relative_name}" = "/usr" ]; then
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
781 zfs send -Lec -p -v "${_name}" | zfs receive ${_opt_nomount} -v -o canmount=off -x mountpoint "${_ds_target}${_relative_name}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
782 else
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
783 zfs send -Lec -p -v "${_name}" | zfs receive ${_opt_nomount} -v ${_opt_canmount} -x mountpoint "${_ds_target}${_relative_name}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
784 fi
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
785 fi
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
786 fi
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
787 done
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
788 }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
789 # Need only the filesystem data (no associated snapshots)
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
790 echo "Destroying unneeded snapshots ..."
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
791 zfs destroy -rv "${_ds_target}@${_snapshot_name}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
792 }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
793
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
794
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
795 #
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
796 # Global option handling
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
797 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
798 while getopts "Vh" _opt ; do
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
799 case ${_opt} in
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
800 V)
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
801 printf 'ftjail v%s (rv:%s)\n' "${VERSION}" '@@HGREVISION@@'
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
802 exit 0
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
803 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
804 h)
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
805 echo "${USAGE}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
806 exit 0
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
807 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
808 \?)
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
809 exit 2;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
810 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
811 *)
250
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
812 echo "ERROR: option handling failed" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
813 exit 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
814 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
815 esac
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
816 done
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
817
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
818 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
819 # Reset the Shell's option handling system to prepare for handling
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
820 # command-local options.
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
821 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
822 shift $((OPTIND-1))
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
823 OPTIND=1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
824
250
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
825 test $# -gt 0 || { echo "ERROR: no command given" 1>&2; exit 2; }
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
826
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
827 command="$1"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
828 shift
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
829
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
830 case "${command}" in
235
85aea8ca1ab8 Some work on datasets-tmpl
Franz Glasner <fzglas.hg@dom66.de>
parents: 234
diff changeset
831 datasets-tmpl)
85aea8ca1ab8 Some work on datasets-tmpl
Franz Glasner <fzglas.hg@dom66.de>
parents: 234
diff changeset
832 command_datasets_tmpl "$@"
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
833 ;;
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
834 mount-tmpl)
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
835 command_mount_tmpl "$@"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
836 ;;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
837 umount-tmpl|unmount-tmpl)
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
838 command_umount_tmpl "$@"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
839 ;;
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
840 interlink-tmpl)
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
841 command_interlink_tmpl "$@"
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
842 ;;
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
843 populate-tmpl)
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
844 command_populate_tmpl "$@"
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
845 ;;
251
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
846 snapshot-tmpl)
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
847 command_snapshot_tmpl "$@"
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
848 ;;
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
849 copy-skel)
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
850 command_copy_skel "$@"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
851 ;;
250
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
852 configure)
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
853 echo "ERROR: use \`fjail configure' instead" 1>&2;
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
854 exit 2
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
855 ;;
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
856 *)
250
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
857 echo "ERROR: unknown command \`${command}'" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
858 exit 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
859 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
860 esac